N,N-Diethyl-1,3-propanediamine
- CAS No.104-78-9
- GradeIndustrial / Pharmaceutical
- Availability● In Stock
High-purity N,N-Diethyl-1,3-propanediamine (CAS 104-78-9) serving as an epoxy resin curing agent with extended pot life for precision industrial applications.
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Product Overview
N,N-Diethyl-1,3-propanediamine represents a critical tertiary amine intermediate in advanced polymer synthesis. This high-performance compound features dual reactive hydrogen sites and a tertiary amine functionality, enabling controlled reaction kinetics in epoxy systems. With molecular formula C7H18N2 and molecular weight 130.23, it delivers exceptional stability and reactivity balance for demanding industrial formulations.
Technical Specifications
| Parameter | Value |
|---|---|
| Purity | ≥99.0% |
| Density | 0.826 g/mL at 25 °C |
| Boiling Point | 169-171 °C |
| Melting Point | -60 °C |
| Moisture Content | ≤0.3% |
| Color Value | ≤30 APHA |
Industrial Applications
This intermediate excels as a specialized curing agent for epoxy resins, providing extended working time and consistent cure profiles. Its molecular architecture enables superior performance in small-scale castings, composite laminates, and structural adhesives where precise reaction control is essential. Additional applications include solvent systems for specialty coatings and extraction processes in fine chemical manufacturing.
Key advantages include:
- Controlled reaction kinetics for extended pot life
- Enhanced thermal stability in cured matrices
- Compatibility with aromatic and aliphatic epoxy systems
- Reduced volatility during processing
Handling and Storage Protocol
Store in tightly sealed containers within cool, ventilated facilities away from ignition sources. Maintain separation from oxidizing agents, strong acids, acid chlorides, and anhydrides. Recommended packaging includes 25 kg HDPE drums with nitrogen blanketing for extended shelf life. Always implement standard industrial hygiene practices including chemical-resistant PPE during handling operations.
